Home / 27,581.36-41,334.78-19,772.96

Finding the Fourth Proportional to 27,581.36, 41,334.78 and 19,772.96

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Solution

The fourth proportional to 27,581.36, 41,334.78 and 19,772.96 is: 29,632.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.36 : 41,334.78 = 19,772.96 : x
  2. Step 2: Convert to fraction form
    27,581.36/41,334.78 = 19,772.96/x
  3. Step 3: Cross multiply
    27,581.36x = 41,334.78 × 19,772.96
  4. Step 4: Simplify right side
    27,581.36x = 817,310,951.55
  5. Step 5: Solve for x
    x = 817,310,951.55/27,581.36
  6. Step 6: Final answer
    x = 29,632.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.